body {
    margin: 0;
    padding: 0;
    background-color: #dedede;
    font-size:14px;
    height:100%;
}
hr {
    width:80%;
    margin:0 auto;
    border: 0;
    height: 4px;
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0));
}
h1,h2,h3 {
    padding-left:5px;
}


a {
    text-decoration: none;
    color:lightskyblue;
}
a:hover {
    color: skyblue;
}


.container {
    width: 95%;
    background-color:  #fff;
    margin:auto;
    padding:5px 10px;
}

.header {
    width: 95%;
    margin:auto;
    padding:5px 10px;
    height:100px;
    background-color: #fff;
}
.logo {
    box-sizing: border-box;
    display: block;
    width:370px;
    height: 100px;
    background: url("../images/courseLogo.jpg") no-repeat;
    float:left;
}
.sys-name {
    box-sizing: border-box;
    padding-top: 15px;
    height:100px;
    width:60%;
    color: darkred;
    text-align: center;
    font-size:40px;
    font-style: italic;
    font-weight: bold;
    float:left;


}

.main {
    width:100%;
    margin-top:5px;
}
.show {
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    width:98%;
    margin: auto;
    border-radius: 5px;
    padding-left:5px;
    padding-bottom: 20px;

}
footer {
    position: relative;
    margin-top:110px;
    width: 100%;
    height:100px;
    background-color: #eee;
    bottom: 0;
}
.copyright {
    padding-top:10px;
    text-align: center;

}


input {
    margin-top:15px;
    border: none;
    border-bottom: solid 1px #eee;
    outline-style: none;
    height:35px;
}
input[type="text"]:focus,
input[type="password"]:focus {
    border-bottom: solid 1px skyblue;
}

input[type="submit"] {
    width:60%;
    height: 40px;
    color:#fff;
    border:none;
    background-color: deepskyblue;
    border-radius: 5px;
}
input[type="submit"]:hover {
    background-color: #490104;
    color: #fff;
    cursor: pointer;
}


